PI3EQX12902BZLEX

Signal Buffers, Repeaters, Splitters Overview

The PI3EQX12902BZLEX is a low-power, high-performance linear ReDriver supporting 12.5 Gbps data rates for PCIe 3.0, SAS 3, SATA 3, and 10GE KR protocols. It features two independent differential CML channels with programmable pin-adjustable receiver equalization, output linear swing, and flat gain to mitigate inter-symbol interference. Operating on a single 3.3V supply within an industrial temperature range of -40°C to +85°C, the device utilizes a 30-pin TQFN package (2.5x4.5 mm). Integrated auto-receiver detection enables adaptive power management through automatic low-power mode activation based on input signal levels.

Signal Buffers, Repeaters, Splitters Feature Summary

• Supports multi-protocol operation including PCIe 3.0, SAS 3, SATA 3, and 10GE KR at speeds up to 12.5 Gbps.
• Provides flexible signal integrity optimization via pin-adjustable linear equalization, swing, and flat gain controls.
• Features integrated adaptive power management with automatic low-power mode triggered by input level detection.
• Maintains transparency to link training, out-of-band signals, and idle states during operation.

Signal Buffers, Repeaters, Splitters Applications

• Notebook PC internal connectivity
• Server motherboards
• Rack servers
• JBOD storage systems
• Blade servers

Signal Buffers, Repeaters, Splitters Procurement Notes

Verify the specific ordering suffix ZLEX against the manufacturer's official documentation to confirm packaging details such as tape and reel specifications. Ensure that the component meets RoHS compliance requirements as indicated in the product brief. Cross-reference the datasheet revision history for any updates regarding electrical characteristics or mechanical dimensions before finalizing procurement orders.

Signal Buffers, Repeaters, Splitters Selection Notes

Select this component for designs requiring signal regeneration over cables or distant pathways where inter-symbol interference is a concern. The dual-channel architecture supports dual protocol I/O pins for processor chipsets. Consider the 30-pin TQFN footprint for space-constrained layouts. Verify that the application environment falls within the specified -40°C to +85°C operating temperature range for reliable performance.

Signal Buffers, Repeaters, Splitters Part Context

This part belongs to the PI3EQX12 series of linear Redrivers from Diodes Incorporated. It is designed to extend signal reach across various physical mediums while maintaining signal integrity. The device complements other interface solutions by providing active equalization for high-speed serial links, ensuring compatibility with modern high-bandwidth standards.

Signal Buffers, Repeaters, Splitters Replacement Considerations

Consult the manufacturer's substitution guide for verified alternative part numbers. Ensure that any replacement maintains compatibility with 12.5 Gbps signaling and supports the required PCIe 3.0, SAS 3, SATA 3, and 10GE KR protocols. Verify pinout and package dimension compatibility with the existing PCB layout.

Signal Buffers, Repeaters, Splitters FAQ

How does the PI3EQX12902B handle power consumption?

The device features auto-receiver detection for adaptive power management. It automatically enters a low-power mode when no input signal is detected, optimizing energy efficiency during idle periods.

What types of equalization are supported?

The PI3EQX12902B offers pin-adjustable receiver equalization, output linear swing, and flat gain. These parameters allow designers to optimize signal performance for specific channel losses and medium characteristics.

Is the device transparent to link training?

Yes, the PI3EQX12902B is transparent to link training, out-of-band (OOB) signals, and idle states, ensuring seamless integration into existing protocol stacks without disrupting initialization sequences.